Finding the Fourth Proportional to 4,397,784,132.20, 6,592,849,823.10 and 2,649,130,665.80
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Solution
The fourth proportional to 4,397,784,132.20, 6,592,849,823.10 and 2,649,130,665.80 is: 3,971,391,072.50
Step by Step Solution
- Step 1: Write the proportion equation
4,397,784,132.20 : 6,592,849,823.10 = 2,649,130,665.80 : x - Step 2: Convert to fraction form
4,397,784,132.20/6,592,849,823.10 = 2,649,130,665.80/x - Step 3: Cross multiply
4,397,784,132.20x = 6,592,849,823.10 × 2,649,130,665.80 - Step 4: Simplify right side
4,397,784,132.20x = 17,465,320,641,388,316,672 - Step 5: Solve for x
x = 17,465,320,641,388,316,672/4,397,784,132.20 - Step 6: Final answer
x = 3,971,391,072.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.